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Mrs. Amsler explains to her class that hydrogen (H) and oxygen (O) atoms bond to make water (H20). Which is the best description of water?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
DNA contains genetic information and molecules that carry information cells to cells called nucleic acids. In which cell organelle would you find nucleic acids?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
Some dog foods contain corn and wheat that provide the dog with carbohydrates. Why are carbohydrates important to cell processes?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
When people eat foods such as meat, eggs, cheese and beans the body breaks down the food into smaller molecules called amino acids. What nutrient is supplied to cells of the body by these foods?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
What molecules help build proteins?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
What is/are the way(s) the cells in our bodies use lipids?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
What is/are the way(s) the cells in our bodies use proteins?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
What are oxygen and hydrogen when they are not bonded together?
They are a source of energy.
Both A and B.
protein
Both A and B.
It is a compound.
amino acids
nucleus
both atoms and elements
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